Let's be real, there's a uniparty. The republican establishment likely has it's own means of cheating in place, or plan to utilize Dominion for their own outcomes in later elections for apparent pendulum swings. They might be complicit and a full audit would expose them as much as it'd expose the Democrats.
Just speculation though. Remember, Trump had to knock back the GOP first to reach nomination. The GOP were in large not strongly behind Trump, but acted in his stead for the sake of votes.
It's called the Hegelian Dialectic. It has worked to keep the serfs from understanding their slavery for thousands of years. All part of the occult technology of power and control.